Methods Of Anaesthesia

Question 1

How is infiltration achieved?

Answer 1

Stretch mucosa and inject at apex of root of tooth, insert few mm and inject into soft tissue first to decrease pain of moving needle deeper.

Aspirate before injecting bulk of LA

Question 2

What will infiltration anaethatise?

Answer 2

Soft tissue and 1/2 tooth anaesthesia pulpally

Question 3

How may a painless palatal injection be carried out?

Answer 3

Infiltration

Then injection into dental papillae until blanching palatal

Inject palatal where blanching is to anaesthetise soft tissue palatally

(Chasing technique)

Question 4

How is a palatal injection done?

Answer 4

45 degree angle

Short needle used

5-10 mm palatal of the crown

0.2-0.4ml of cart is used

Question 5

How is IDB carried out?

Answer 5

Inject over contra lateral premolars

6-10mm above line of lingual cusps of lower molars

Fingers at angle of mandible and thumb at anterior notch

Inject between notch and pterygomandibular raphe

Question 6

How is long buccal injection given?

Answer 6

Inject distal to lower molar right on anterior border of ramus

(Buccal to lower molars)